image1 = new Image();
image1.src = "images/email-over.jpg";

image2 = new Image();
image2.src = "images/services-over.jpg";

image3 = new Image();
image3.src = "images/samples-over.jpg";

image4 = new Image();
image4.src = "images/faq-over.jpg";

image5 = new Image();
image5.src = "images/rates-over.jpg";

image6 = new Image();
image6.src = "images/home-over.jpg";